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Table 2 Description of HM450K DNAme datasets used to develop and test PlaNET

From: Accurate ethnicity prediction from placental DNA methylation data

Cohort (n) GEO accession Dataset summary Location Self-reported ethnicity Non-HM450K genetic data (n)
AFR (n = 57) ASI (n = 53) CAU (n = 389)
C1 (72) GSE70453 36 controls, 36 gestational diabetes mellitus Boston, MA, USA 13 13 46 N/A
C2 (24) GSE73375 13 controls, 11 preeclampsia (PE) Chapel Hill, NC, USA 13 1 10 N/A
C3 (289) GSE75248 289 samples from infants with variable newborn neurobehavior RI, USA; MA, USA 23 9 257 N/A
C4 (44) GSE100197 17 controls, 27 PE Toronto, CAN 7 12 25 50 AIMs (41)
C5 (70) GSE100197, GSE108567, GSE74738, unpublished 35 controls, 35 fetal growth restriction, PE, and/or preterm birth Vancouver, CAN 1 18 51 50 AIMs (67); Omni2.5 (27)
  1. AFR African, ASI Asian, CAU Caucasian